﻿namespace YiSha.Service.OrganizationManage;

public class NewsService : RepositoryFactory
{
    #region 获取数据
    public async Task<List<NewsEntity>> GetList(NewsListParam param)
    {
        var strSql = new StringBuilder();
        List<DbParameter> filter = ListFilter(param, strSql);
        var list = await this.BaseRepository().FindList<NewsEntity>(strSql.ToString(), filter.ToArray());
        return list.ToList();
    }

    public async Task<List<NewsEntity>> GetPageList(NewsListParam param, Pagination pagination)
    {
        var strSql = new StringBuilder();
        List<DbParameter> filter = ListFilter(param, strSql);
        var list = await this.BaseRepository().FindList<NewsEntity>(strSql.ToString(), filter.ToArray(), pagination);
        return list.ToList();
    }

    public async Task<List<NewsEntity>> GetPageContentList(NewsListParam param, Pagination pagination)
    {
        var strSql = new StringBuilder();
        List<DbParameter> filter = ListFilter(param, strSql, true);
        var list = await this.BaseRepository().FindList<NewsEntity>(strSql.ToString(), filter.ToArray(), pagination);
        return list.ToList();
    }

    public async Task<NewsEntity> GetEntity(long id)
    {
        return await this.BaseRepository().FindEntity<NewsEntity>(id);
    }

    public async Task<int> GetMaxSort()
    {
        object result = await this.BaseRepository().FindObject("SELECT MAX(NewsSort) FROM SysNews");
        int sort = result.ParseToInt();
        sort++;
        return sort;
    }
    #endregion

    #region 提交数据
    public async Task SaveForm(NewsEntity entity)
    {
        if (entity.Id.IsNullOrZero())
        {
            await entity.Create();
            await this.BaseRepository().Insert<NewsEntity>(entity);
        }
        else
        {
            await entity.Modify();
            await this.BaseRepository().Update<NewsEntity>(entity);
        }
    }

    public async Task DeleteForm(string ids)
    {
        long[] idArr = TextHelper.SplitToArray<long>(ids, ',');
        await this.BaseRepository().Delete<NewsEntity>(idArr);
    }
    #endregion

    #region 私有方法
    private List<DbParameter> ListFilter(NewsListParam param, StringBuilder strSql, bool bNewsContent = false)
    {
        strSql.Append(@"SELECT  a.Id,
                                    a.BaseModifyTime,
                                    a.BaseModifierId,
                                    a.NewsTitle,
                                    a.ThumbImage,
                                    a.NewsTag,
                                    a.NewsAuthor,
                                    a.NewsSort,
                                    a.NewsDate,
                                    a.NewsType,
                                    a.ProvinceId,
                                    a.CityId,
                                    a.CountyId,
                                    a.ViewTimes");
        if (bNewsContent)
        {
            strSql.Append(",a.NewsContent");
        }
        strSql.Append(@"         FROM    SysNews a
                            WHERE   1 = 1");
        var parameter = new List<DbParameter>();
        if (param != null)
        {
            if (!string.IsNullOrEmpty(param.NewsTitle))
            {
                strSql.Append(" AND a.NewsTitle like @NewsTitle");
                parameter.Add(DbParameterExtension.CreateDbParameter("@NewsTitle", '%' + param.NewsTitle + '%'));
            }
            if (param.NewsType > 0)
            {
                strSql.Append(" AND a.NewsType = @NewsType");
                parameter.Add(DbParameterExtension.CreateDbParameter("@NewsType", param.NewsType));
            }
            if (!string.IsNullOrEmpty(param.NewsTag))
            {
                strSql.Append(" AND a.NewsTag like @NewsTag");
                parameter.Add(DbParameterExtension.CreateDbParameter("@NewsTag", '%' + param.NewsTag + '%'));
            }
            if (param.ProvinceId > 0)
            {
                strSql.Append(" AND a.ProvinceId = @ProvinceId");
                parameter.Add(DbParameterExtension.CreateDbParameter("@ProvinceId", param.ProvinceId));
            }
            if (param.CityId > 0)
            {
                strSql.Append(" AND a.CityId = @CityId");
                parameter.Add(DbParameterExtension.CreateDbParameter("@CityId", param.CityId));
            }
            if (param.CountyId > 0)
            {
                strSql.Append(" AND a.CountId = @CountId");
                parameter.Add(DbParameterExtension.CreateDbParameter("@CountyId", param.CountyId));
            }
        }
        return parameter;
    }
    #endregion
}